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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include "prio.h"
#include "prmem.h"
#include "prsystem.h"
#include "prnetdb.h"
#include "prprf.h"
#include "plerror.h"
#include "plgetopt.h"
#include "obsolete/probslet.h"
#include <string.h>
#define DNS_BUFFER 100
#define ADDR_BUFFER 100
#define HOST_BUFFER 1024
#define PROTO_BUFFER 1500
static PRFileDesc *err = NULL;
static void Help(void)
{
PR_fprintf(err, "Usage: [-t s] [-s] [-h]\n");
PR_fprintf(err, "\t<nul> Name of host to lookup (default: self)\n");
PR_fprintf(err, "\t-6 First turn on IPv6 capability (default: FALSE)\n");
PR_fprintf(err, "\t-h This message and nothing else\n");
} /* Help */
static void DumpAddr(const PRNetAddr* address, const char *msg)
{
PRUint32 *word = (PRUint32*)address;
PRUint32 addr_len = sizeof(PRNetAddr);
PR_fprintf(err, "%s[%d]\t", msg, PR_NETADDR_SIZE(address));
while (addr_len > 0)
{
PR_fprintf(err, " %08x", *word++);
addr_len -= sizeof(PRUint32);
}
PR_fprintf(err, "\n");
} /* DumpAddr */
static PRStatus PrintAddress(const PRNetAddr* address)
{
PRNetAddr translation;
char buffer[ADDR_BUFFER];
PRStatus rv = PR_NetAddrToString(address, buffer, sizeof(buffer));
if (PR_FAILURE == rv) PL_FPrintError(err, "PR_NetAddrToString");
else
{
PR_fprintf(err, "\t%s\n", buffer);
memset(&translation, 0, sizeof(translation));
rv = PR_StringToNetAddr(buffer, &translation);
if (PR_FAILURE == rv) PL_FPrintError(err, "PR_StringToNetAddr");
else
{
PRSize addr_len = PR_NETADDR_SIZE(address);
if (0 != memcmp(address, &translation, addr_len))
{
PR_fprintf(err, "Address translations do not match\n");
DumpAddr(address, "original");
DumpAddr(&translation, "translate");
rv = PR_FAILURE;
}
}
}
return rv;
} /* PrintAddress */
PRIntn main(PRIntn argc, char **argv)
{
PRStatus rv;
PLOptStatus os;
PRHostEnt host;
PRProtoEnt proto;
PRBool ipv6 = PR_FALSE;
const char *name = NULL;
PRBool failed = PR_FALSE;
PLOptState *opt = PL_CreateOptState(argc, argv, "h6");
err = PR_GetSpecialFD(PR_StandardError);
while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
{
if (PL_OPT_BAD == os) continue;
switch (opt->option)
{
case 0: /* Name of host to lookup */
name = opt->value;
break;
case '6': /* Turn on IPv6 mode */
ipv6 = PR_TRUE;
break;
case 'h': /* user wants some guidance */
default:
Help(); /* so give him an earful */
return 2; /* but not a lot else */
}
}
PL_DestroyOptState(opt);
if (ipv6)
{
rv = PR_SetIPv6Enable(ipv6);
if (PR_FAILURE == rv)
{
failed = PR_TRUE;
PL_FPrintError(err, "PR_SetIPv6Enable");
}
}
{
if (NULL == name)
{
char *me = (char*)PR_MALLOC(DNS_BUFFER);
rv = PR_GetSystemInfo(PR_SI_HOSTNAME, me, DNS_BUFFER);
if (PR_FAILURE == rv)
{
failed = PR_TRUE;
PL_FPrintError(err, "PR_GetHostName");
return 2;
}
name = me; /* just leak the storage */
}
}
{
char buffer[HOST_BUFFER];
PR_fprintf(err, "Translating the name %s ...", name);
rv = PR_GetHostByName(name, buffer, sizeof(buffer), &host);
if (PR_FAILURE == rv)
{
failed = PR_TRUE;
PL_FPrintError(err, "PR_GetHostByName");
}
else
{
PRIntn index = 0;
PRNetAddr address;
PR_fprintf(err, "success .. enumerating results\n");
do
{
index = PR_EnumerateHostEnt(index, &host, 0, &address);
if (index > 0) PrintAddress(&address);
else if (-1 == index)
{
failed = PR_TRUE;
PL_FPrintError(err, "PR_EnumerateHostEnt");
}
} while (index > 0);
}
}
{
char buffer[PROTO_BUFFER];
/*
** Get Proto by name/number
*/
rv = PR_GetProtoByName("tcp", &buffer[1], sizeof(buffer) - 1, &proto);
rv = PR_GetProtoByNumber(6, &buffer[3], sizeof(buffer) - 3, &proto);
}
return (failed) ? 1 : 0;
}
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